Michael W Wallace sold $185k of SPOK
Chief Operating Officer at Spok Holdings, Inc. 10,000 shares at an average of $18.49, traded Aug 4, 2025, filed Aug 5, 2025.
Score components
- +20RoleCOO
- +12Trade size$185k at market
- +5Share of holdings soldSold 16% of holdings
- +15Cluster4 insiders selling within 14 days
What happened after comparable sells
Same side and tier, against the S&P 500, at 1, 3 and 6 months. Shown to Pro users; the whole table is on the backtest page.
This signal so far: 1m +0.4%, 3m -23.7%, 6m -23.5%.
Price around the trade, and since
From a quarter before the trade to today. The arrow is the trade, the circle the day the filing reached EDGAR, which is the first day anyone outside could act; the dotted line is the S&P 500 rebased to that day's close.
Daily candles, adjusted for splits and dividends. Green arrows are insider buys, red are sells, sized by value; the dashed line is the close on the filing day, the dotted line SPY rebased to it.Charts by TradingView Lightweight Charts™
Rows in this filing
Every transaction in Form 4 0000950170-25-103117, as filed. Open on EDGAR
| Date | Transaction | Shares | Price | Value | Holdings after | Filed |
|---|---|---|---|---|---|---|
| Aug 4, 2025 | SOpen-market sale Common Stock | -10,000 | $18.49 | $185k | 51,175 | Aug 5, 2025 |
| Aug 4, 2025 | SOpen-market sale Restricted Stock Unitderivative | -0 | $0.00 | $0 | 110,383 | Aug 5, 2025 |
Related signals
Other insiders at Spok Holdings, Inc and this insider’s other filings.
| Score | Company | Insider | Value | Holdings | Filed |
|---|---|---|---|---|---|
| 43Moderate | Spok Holdings, Inc | Christine Cournoyer director | $94k 8,320 shares | -34% | |
| 63Notable | Spok Holdings, Inc | Sharon Woods-Keisling Corporate Secretary, Treasurer | $226k 20,000 shares | -77% | |
| 51Moderate | SPOKbuy Spok Holdings, Inc | Todd J Stein director | $367k 35,211 shares | +7% | |
| 56Moderate | SPOKbuy Spok Holdings, Inc | Vincent D Kelly President & CEO | $107k 10,000 shares | +6% | |
| 42Moderate | SPOKsell Spok Holdings, Inc | Sharon Woods-Keisling Corporate Secretary, Treasurer | $110k 10,000 shares | -28% | |
| 51Moderate | Spok Holdings, Inc | Todd J Stein director | $687k 38,008 shares | -7% | |
| 60Notable | Spok Holdings, Inc | Todd J Stein director | $1.2M 66,046 shares | -12% | |
| 52Moderate | Spok Holdings, Inc | Michael W Wallace Chief Operating Officer | $193k 10,806 shares | -21% | |
| 45Moderate | Spok Holdings, Inc | Todd J Stein director | $371k 20,644 shares | -4% | |
| 62Notable | Spok Holdings, Inc | Vincent D Kelly President & CEO | $442k 25,000 shares | -20% |
Not investment advice. Scores and forward returns are decision support built from public SEC filings and past prices; they describe what happened after comparable filings, not what will happen after this one. Do your own research and size your risk.